<LANguage> (ASDL) A LANguage developed as part of Esprit project GRASPIN, as a basis for generating {LANguage-based editors} and environments. It combines an {object-oriented} type system, syntax-directed translation schemes and a target-LANguage interface. ["ASDL - An Object-Oriented Specification LANguage for Syntax-Directed Environments", M.L. Christ-Neumann et al, European Software Eng Conf, Strasbourg, Sept 1987, pp.77-85]. (1996-02-19)